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PBF1542-5D23 — BOLT,SHOULDER

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

PBF1542-5D23: BOLT,SHOULDER.

The BOLT,SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DOUBLE HEXAGON W/HOLE, head_height: 0.338 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.526 INCHES MINIMUM AND 0.576 INCHES MAXIMUM IN, shoulder_shape: ROUND FIRST SHOULDER. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-045-9523, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
PBF1542-5D23
NSN: 5306-01-045-9523
FSC: 5306 — Bolts
CAGE: 27624 — SPS TECHNOLOGIES LLC DBA PB FASTENERS DIV PB FASTENERS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleDOUBLE HEXAGON W/HOLE
head_height0.338 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN
thread_class3A A
thread_length0.526 INCHES MINIMUM AND 0.576 INCHES MAXIMUM IN
shoulder_shapeROUND FIRST SHOULDER
fastener_length1.973 INCHES MINIMUM AND 2.003 INCHES MAXIMUM IN
shoulder_length1.427 INCHES MINIMUM AND 1.447 INCHES MAXIMUM FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.342 INCHES MINIMUM AND 0.343 INCHES MAXIMUM FIRST SHOULDER IN
width_between_flats0.367 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
nominal_thread_diameter0.312 INCHES IN
NSN5306-01-045-9523
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: PBF1542-5D23 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
EXTENDED WASHER THICKNESS: 0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
•
HEAD HEIGHT: 0.338 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.973 INCHES MINIMUM AND 2.003 INCHES MAXIMUM IN
•
SHOULDER LENGTH: 1.427 INCHES MINIMUM AND 1.447 INCHES MAXIMUM FIRST SHOULDER IN
•
EXTENDED WASHER DIAMETER: 0.521 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
•
SHOULDER DIAMETER: 0.342 INCHES MINIMUM AND 0.343 INCHES MAXIMUM FIRST SHOULDER IN
•
THREAD LENGTH: 0.526 INCHES MINIMUM AND 0.576 INCHES MAXIMUM IN
•
SHOULDER SHAPE: ROUND FIRST SHOULDER
TECHNICAL CHARACTERISTICS
EXTENDED WASHER THICKNESS0.072 INCHES MINIMUM AND 0.092 INCHES MAXIMUM IN
HEAD HEIGHT0.338 INCHES MINIMUM AND 0.358 INCHES MAXIMUM IN
FASTENER LENGTH1.973 INCHES MINIMUM AND 2.003 INCHES MAXIMUM IN
SHOULDER LENGTH1.427 INCHES MINIMUM AND 1.447 INCHES MAXIMUM FIRST SHOULDER IN
EXTENDED WASHER DIAMETER0.521 INCHES MINIMUM AND 0.531 INCHES MAXIMUM IN
SHOULDER DIAMETER0.342 INCHES MINIMUM AND 0.343 INCHES MAXIMUM FIRST SHOULDER IN
THREAD LENGTH0.526 INCHES MINIMUM AND 0.576 INCHES MAXIMUM IN
SHOULDER SHAPEROUND FIRST SHOULDER
SHANK UNTHREADED HOLE DIAMETER0.076 INCHES MINIMUM AND 0.081 INCHES MAXIMUM FIRST HOLE IN
NOMINAL THREAD DIAMETER0.312 INCHES IN
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES 8
ST3M607-5D23Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
S11-1063-5D23Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AIC473D5-23Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
MB87-5D23Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5306PL0861684Reference document
Same NSN cross-reference
Reference document — Informative reference only
BM3326-5D23YReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is PBF1542-5D23?
PBF1542-5D23 is a BOLT,SHOULDER.
What parts can replace PBF1542-5D23?
There are 8 known substitutes for PBF1542-5D23: ST3M607-5D23, S11-1063-5D23, AIC473D5-23 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for PBF1542-5D23?
PBF1542-5D23 is cataloged in the U.S. Government catalog under NSN 5306-01-045-9523. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.